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-rw-r--r--Documentation/git-check-ref-format.txt2
1 files changed, 2 insertions, 0 deletions
diff --git a/Documentation/git-check-ref-format.txt b/Documentation/git-check-ref-format.txt
index a49be1bab4..fc02959ba4 100644
--- a/Documentation/git-check-ref-format.txt
+++ b/Documentation/git-check-ref-format.txt
@@ -54,6 +54,8 @@ Git imposes the following rules on how references are named:
. They cannot contain a sequence `@{`.
+. They cannot be the single character `@`.
+
. They cannot contain a `\`.
These rules make it easy for shell script based tools to parse